# name :  mapply(FUN, x, y)
# key : mapply
# contributor: Shuguang Sun
# contributor: Shuguang Sun
#  mapply is a multivariate version of sapply. mapply applies FUN to the first elements of each ... argument, the second elements, the third elements, and so on. Arguments are recycled if necessary.
# --
mapply(${1:FUN}, ${2:X}, ${3:Y})$0